/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package org.chenwei.week10;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author chenwei
 */
public class Information extends HttpServlet
{
    String[] propertyText = {"ID",
        "Name",
        "Nationality",
        "Graduate",
        "Department",
        "Email",
        "Phone Number"};

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException
    {
        HttpSession session = request.getSession();
        List<Student> resList = (List<Student>) session.getAttribute("stulist");
        String[] box = request.getParameterValues("box");

        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            /*
             * TODO output your page here. You may use following sample code.
             */
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Student Information</title>");
            out.println("<style type=\"text/css\">");
            out.println(".text { width: 120px; text-align: right; font-weight: bold; }\n"
                    + "a { text-decoration: none; color: black; }\n"
                    + "tr,td { padding-top: 3px; padding-left: 6px; padding-right: 6px; margin: 3px; }");
            out.println("</style>");
            out.println("</head>");
            out.println("<body>");
            out.println("<a href=\"/students\"><h1>Student Information</h1></a>");

            for (int i = 0; i < box.length; i++) {
                String[] student = {
                    String.valueOf(resList.get(Integer.parseInt(box[i])).getId()),
                    resList.get(Integer.parseInt(box[i])).getName(),
                    resList.get(Integer.parseInt(box[i])).getNationality(), 
                    resList.get(Integer.parseInt(box[i])).getGraduate(), 
                    resList.get(Integer.parseInt(box[i])).getDepartment(), 
                    resList.get(Integer.parseInt(box[i])).getEmail(), 
                    resList.get(Integer.parseInt(box[i])).getPhone()
                };
                
                out.println("<table border=\"1\">");
                for (int j = 0; j < student.length; j++) {
                    out.println("<tr>");
                    out.println("<td><div class=\"text\">" + propertyText[j] + ": </div></td>");
                    out.println("<td>" + student[j] + "</td>");
                    out.println("</tr>");
                }

                out.println("</table>");
                out.println("<br /><hr /><br />");
            }

            out.println("</body>");
            out.println("</html>");
        }
        finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException
    {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException
    {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo()
    {
        return "Short description";
    }// </editor-fold>
}
